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context("s2dv::ACC tests")
##############################################
# dat1
set.seed(1)
exp1 <- array(rnorm(60), dim = c(dataset = 1, member = 2, sdate = 5,
ftime = 1, lat = 2, lon = 3))
set.seed(2)
obs1 <- array(rnorm(30), dim = c(dataset = 1, member = 1, sdate = 5,
ftime = 1, lat = 2, lon = 3))
# dat2
set.seed(1)
exp2 <- array(rnorm(60), dim = c(dataset = 2, sdate = 5,
ftime = 1, lat = 2, lon = 3))
set.seed(2)
obs2 <- array(rnorm(30), dim = c(dataset = 1, sdate = 5,
ftime = 1, lat = 2, lon = 3))
set.seed(2)
na <- floor(runif(2, min = 1, max = 30))
obs2[na] <- NA
##############################################
test_that("1. Input checks", {
expect_error(
ACC(c(), c()),
"Parameter 'exp' and 'obs' cannot be NULL."
)
expect_error(
ACC(c('b'), c('a')),
"Parameter 'exp' and 'obs' must be a numeric array."
)
expect_error(
ACC(c(1:10), c(2:4)),
paste0("Parameter 'exp' and 'obs' must have at least dimensions ",
"dat_dim and space_dim.")
)
expect_error(
ACC(array(1:10, dim = c(2, 5)), array(1:4, dim = c(2, 2))),
"Parameter 'exp' and 'obs' must have dimension names."
)
expect_error(
ACC(array(1:10, dim = c(a = 2, c = 5)), array(1:4, dim = c(a = 2, b = 2))),
"Parameter 'exp' and 'obs' must have same dimension name"
)
expect_error(
ACC(exp1, obs1, dat_dim = 1),
"Parameter 'dat_dim' must be a character string."
)
expect_error(
ACC(exp1, obs1, dat_dim = 'a'),
"Parameter 'dat_dim' is not found in 'exp' or 'obs' dimension."
)
expect_error(
ACC(exp1, obs1, space_dim = c('lon')),
"Parameter 'space_dim' must be a character vector of 2."
)
expect_error(
ACC(exp1, obs1, space_dim = c('lon', 'lev')),
"Parameter 'space_dim' is not found in 'exp' or 'obs' dimension."
)
expect_error(
ACC(exp1, obs1, avg_dim = 1),
"Parameter 'avg_dim' must be a character string."
)
expect_error(
ACC(exp1, obs1, avg_dim = c('lev')),
"Parameter 'avg_dim' is not found in 'exp' or 'obs' dimension."
)
expect_error(
ACC(exp1, obs1, memb_dim = TRUE),
"Parameter 'memb_dim' must be a character string."
)
expect_error(
ACC(exp1, obs1, memb_dim = 'memb'),
"Parameter 'memb_dim' is not found in 'exp' or 'obs' dimension."
)
expect_error(
ACC(exp1, obs1, lat = c(1, 2, 3)),
paste0("Parameter \'lat\' must be a numeric vector with the same ",
"length as the latitude dimension of \'exp\' and \'obs\'.")
)
expect_error(
ACC(exp1, obs1, lon = c(1, 3)),
paste0("Parameter \'lon\' must be a numeric vector with the same ",
"length as the longitude dimension of \'exp\' and \'obs\'.")
)
expect_error(
ACC(exp1, obs1, lonlatbox = c(-90, 90)),
"Parameter 'lonlatbox' must be a numeric vector of 4."
)
expect_error(
ACC(exp1, obs1, lat = c(1, 2), lon = c(1, 2, 3)),
paste0("Parameters 'lon', 'lat', and 'lonlatbox' must be used or be ",
"NULL at the same time.")
)
expect_error(
ACC(exp1, obs1, conf = 1),
"Parameter 'conf' must be one logical value."
)
expect_error(
ACC(exp1, obs1, conftype = 'a'),
"Parameter \'conftype\' must be either \'parametric\' or \'bootstrap\'."
)
expect_error(
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"Parameter 'memb_dim' cannot be NULL when parameter 'conftype' is 'bootstrap'."
)
expect_error(
ACC(exp1, obs1, conf.lev = -1),
"Parameter 'conf.lev' must be a numeric number between 0 and 1."
)
expect_error(
ACC(exp1, obs1, pval = 'TRUE'),
"Parameter 'pval' must be one logical value."
)
expect_error(
ACC(exp1, obs1, ncores = 1.5),
"Parameter 'ncores' must be a positive integer."
)
expect_error(
ACC(exp = array(1:10, dim = c(dataset = 5, member = 1, lat = 2, lon = 1)),
obs = array(1:4, dim = c(dataset = 2, member = 2, lat = 1, lon = 1)),
avg_dim = NULL),
"Parameter 'exp' and 'obs' must have same length of all the dimensions expect 'dat_dim' and 'memb_dim'."
)
})
##############################################
test_that("2. Output checks: dat1", {
expect_equal(
dim(ACC(exp1, obs1)$acc),
c(nexp = 1, nobs = 1, sdate = 5, ftime = 1)
)
expect_equal(
names(ACC(exp1, obs1)),
c("acc", "conf.lower", "conf.upper", "p.val", "macc")
)
expect_equal(
mean(ACC(exp1, obs1)$acc),
-0.2001352,
tolerance = 0.00001
)
expect_equal(
as.vector(ACC(exp1, obs1)$p.val),
c(0.7292993, 0.7292993, 0.7292993, 0.7292993, 0.7292993),
tolerance = 0.00001
)
expect_equal(
as.vector(ACC(exp1, obs1)$conf.lower),
c(-0.8595534, -0.9644555, -0.9408508, -0.6887500, -0.7619374),
tolerance = 0.00001
)
expect_equal(
as.vector(ACC(exp1, obs1)$conf.upper),
c(0.7493799, 0.2515608, 0.4759707, 0.8890967, 0.8517117),
tolerance = 0.00001
)
expect_equal(
names(ACC(exp1, obs1, avg_dim = NULL)),
c("acc", "conf.lower", "conf.upper", "p.val")
)
expect_equal(
dim(ACC(exp1, obs1, dat_dim = 'member', memb_dim = NULL)$acc),
c(nexp = 2, nobs = 1, sdate = 5, dataset = 1, ftime = 1)
)
expect_equal(
names(ACC(exp1, obs1, conf = FALSE)),
c("acc", "p.val", "macc")
)
expect_equal(
names(ACC(exp1, obs1, pval = FALSE)),
c("acc", "conf.lower", "conf.upper", "macc")
)
expect_equal(
names(ACC(exp1, obs1, conf = FALSE, pval = FALSE)),
c("acc", "macc")
)
expect_equal(
as.vector(ACC(exp1, obs1, conf = FALSE, avg_dim = NULL, conf.lev = 0.9)$p.val),
c(0.6083998, 0.6083998, 0.6083998, 0.6083998, 0.6083998),
tolerance = 0.00001
)
expect_equal(
mean(ACC(exp1, obs1, lat = c(10, 20), lon = c(20, 30, 40), lonlatbox = c(20, 30, 10, 20))$acc),
-0.1681097,
tolerance = 0.00001
)
})